Display device



FIG. 1 is a front perspective of the display device showing the design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a front side elevational view thereof;

FIG. 5 is a back side elevational view thereof;

FIG. 6 is a bottom plan view thereof; and,

FIG. 7 is a top plan view thereof.

The broken lines are for illustrative purposes and form no part of the claimed design. 

CLAIM The ornamental design for a display device, as shown and described. 